
Zoho Invoice
Bill.com
Wise
InvoiceOcean
ChargeDesk
EasyBill
Agnitumus Billing System
The Invoice Machine is an online invoicing service with a simple and elegant user interface.

Chart Your Music
Turn your Last.fm history into shareable music visuals

Which is more popular?
Website, pricing, platforms and company facts side by side.
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| Website | invoicemachine.com | chartwave.dev |
| Pricing | ||
| Platforms | — | |
| Company | Startup from Sweden | Startup from the United States · 1 - 9 employees · 2026 |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of The Invoice Machine yet.
Chartwave is a web app for Last.fm users who want better-looking ways to share their listening history. Enter a username to generate stylized Hot 10 charts, randomized album quilts, and genre bubble maps across 3, 6, and 12 month windows, then export the result as a PNG.
What each product offers, as listed by its team.


Possible disadvantages
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
Freelancers, small business owners, and entrepreneurs who require a simple, intuitive platform for invoicing and keeping track of client payments without the need for complex accounting features.
Overall verdict
Why this product is good
Recommended for
How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing The Invoice Machine and Chartwave.dev.
Chartwave.dev's answer:
Chartwave is currently focused on public users and music fans rather than enterprise customers.
Chartwave.dev's answer:
Chartwave turns public Last.fm listening data into polished, shareable visuals instead of plain stats pages. It combines multiple formats in one tool, including Hot 10 chart posters, randomized album quilts, and genre bubble maps, with public profile URLs and PNG exports built in.
Chartwave.dev's answer:
Chartwave focuses on presentation, variety, and ease of sharing. Instead of offering just one static chart style, it gives users multiple visual formats, timeframe options, downloadable exports, and public links, all in a cleaner and more modern experience.
Chartwave.dev's answer:
Chartwave is built for Last.fm users, music fans, and online communities who enjoy exploring and sharing their listening history. It is especially useful for people who want better-looking music charts for social media, discussion posts, or personal archiving.
Chartwave.dev's answer:
Chartwave was created to make Last.fm data feel more visual, modern, and fun to share. Many existing music chart tools are useful, but they often feel limited or outdated, so Chartwave was built to give listeners a more polished way to turn their listening history into something they would actually want to post.
Chartwave.dev's answer:
Chartwave is built with Next.js, React, TypeScript, Tailwind CSS, and the Last.fm API. It is deployed on Vercel and uses server-side routes to fetch, format, and render chart data and imagery.
Share your experience with using The Invoice Machine and Chartwave.dev. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


The Invoice Machine has all the basic features of an online invoicing tool. It simplifies bookkeeping and makes invoice generation a breeze. The API is open source, which means you can modify it with a few HTTP POST...
We have no reviews of Chartwave.dev yet. Be the first one to post
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